Spring Valley Weather Forecast

    • 67
    • 85

    Rain Showers Likely

    • 59
    • 86

    Chance Thunderstorms

    • 55
    • 72

    Rain Showers Likely

    • 57
    • 71

    Chance Rain Showers

    • 56
    • 71

    Chance Rain Showers

    • 54
    • 71

    Mostly Cloudy

Today 19 Sep Greene

Mostly cloudy this Morning, then partly cloudy with Showers likely with a chance of Thunderstorms this afternoon. Highs in the mid 80s. East Winds around 5 Mph, becoming south this afternoon. Chance of rain 70 percent.

Tonight 19 Sep Greene

Mostly cloudy. A chance of Showers and Thunderstorms in the Evening, then a chance of Showers with a slight chance of Thunderstorms after midnight. Muggy. Lows in the upper 60s. South Winds around 5 Mph. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Spring Valley Temperature Statistics

September Temperature

Dayton, Dayton-Wright Brothers Airport (11.2 miles)

  • Lowest 14 September, 2026

    53.7 °F

  • Average September

    76.8 °F

  • Highest 4 September, 2026

    95.6 °F

Climate (2021–2026)

Dayton, Dayton-Wright Brothers Airport (11.2 miles)

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  • Average Low 2021–2026

    46.5 °F

  • Average 2021–2026

    55.9 °F

  • Average High 2021–2026

    65.2 °F
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